15709280920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{46351}}^1$

素因数の和:46628

約数の個数: 64

約数和(自身を含む): 36460483200

約数和(自身を除く): 20751202280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 229, 296, 370, 458, 740, 916, 1145, 1480, 1832, 2290, 4580, 8473, 9160, 16946, 33892, 42365, 46351, 67784, 84730, 92702, 169460, 185404, 231755, 338920, 370808, 463510, 927020, 1714987, 1854040, 3429974, 6859948, 8574935, 10614379, 13719896, 17149870, 21228758, 34299740, 42457516, 53071895, 68599480, 84915032, 106143790, 212287580, 392732023, 424575160, 785464046, 1570928092, 1963660115, 3141856184, 3927320230, 7854640460, 15709280920]

約数ペア:

[(1, 15709280920), (2, 7854640460), (4, 3927320230), (5, 3141856184), (8, 1963660115), (10, 1570928092), (20, 785464046), (37, 424575160), (40, 392732023), (74, 212287580), (148, 106143790), (185, 84915032), (229, 68599480), (296, 53071895), (370, 42457516), (458, 34299740), (740, 21228758), (916, 17149870), (1145, 13719896), (1480, 10614379), (1832, 8574935), (2290, 6859948), (4580, 3429974), (8473, 1854040), (9160, 1714987), (16946, 927020), (33892, 463510), (42365, 370808), (46351, 338920), (67784, 231755), (84730, 185404), (92702, 169460)]